*SUPPORT*
IN: zup dax OUT: GREEN GREEN
IN: fep dax gazzer gazzer OUT: BLUE BLUE BLUE BLUE BLUE BLUE BLUE BLUE
IN: tufa blicket zup OUT: GREEN RED
IN: fep OUT: BLUE
IN: tufa dax OUT: RED RED
IN: zup tufa dax OUT: GREEN RED RED
IN: fep tufa blicket fep gazzer OUT: BLUE BLUE RED BLUE BLUE RED
IN: tufa fep OUT: RED BLUE
IN: zup blicket zup OUT: GREEN GREEN
IN: zup gazzer OUT: GREEN GREEN
IN: tufa dax gazzer OUT: RED RED RED RED
IN: fep fep dax OUT: BLUE BLUE BLUE
IN: zup blicket tufa OUT: RED GREEN
IN: zup OUT: GREEN

*QUERY*
IN: kiki blicket fep OUT: BLUE PINK
IN: fep zup blicket fep gazzer OUT: BLUE BLUE GREEN BLUE BLUE GREEN
IN: kiki blicket tufa OUT: RED PINK
IN: fep zup zup gazzer OUT: BLUE GREEN GREEN BLUE GREEN GREEN
IN: fep fep OUT: BLUE BLUE
IN: kiki dax OUT: PINK PINK
IN: fep blicket fep OUT: BLUE BLUE
IN: fep blicket zup OUT: GREEN BLUE
IN: zup blicket fep OUT: BLUE GREEN
IN: kiki blicket zup gazzer OUT: GREEN PINK GREEN PINK

*GRAMMAR*
zup -> GREEN 
 tufa -> RED 
 fep -> BLUE 
 kiki -> PINK 
 u1 dax -> [u1] [u1] 
 u1 blicket u2 -> [u2] [u1] 
 x1 gazzer -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 